<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1">

    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
    <link rel="stylesheet" type="text/css" href="d3-flamegraph.css">

    <style>

    /* Space out content a bit */
    body {
      padding-top: 20px;
      padding-bottom: 20px;
    }

    /* Custom page header */
    .header {
      padding-bottom: 20px;
      padding-right: 15px;
      padding-left: 15px;
      border-bottom: 1px solid #e5e5e5;
    }

    /* Make the masthead heading the same height as the navigation */
    .header h3 {
      margin-top: 0;
      margin-bottom: 0;
      line-height: 40px;
    }

    /* Customize container */
    .container {
      max-width: 990px;
    }
    </style>

    <title>d3-flame-graph</title>

    <!-- HTML5 shim and Respond.js for IE8 support of HTML5 elements and media queries -->
    <!--[if lt IE 9]>
      <script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
      <script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
    <![endif]-->
  </head>
  <body>
    <div class="container">
      <div class="header clearfix">
        <nav>
          <div class="pull-right">
            <form class="form-inline" id="form">
              <a class="btn" href="javascript: resetZoom();">Reset zoom</a>
              <a class="btn" href="javascript: clear();">Clear</a>
              <div class="form-group">
                <input type="text" class="form-control" id="term">
              </div>
              <a class="btn btn-primary" href="javascript: search();">Search</a>
            </form>
          </div>
        </nav>
        <h3 class="text-muted">d3-flame-graph</h3>
      </div>
      <div id="chart">
      </div>
      <hr>
      <div id="details">
      </div>
    </div>

    <!-- D3.js -->
    <script src="https://d3js.org/d3.v7.js" charset="utf-8"></script>

    <!-- d3-flamegraph -->
    <script type="text/javascript" src="d3-flamegraph.js"></script>
    <script type="text/javascript" src="d3-flamegraph-tooltip.js"></script>

    <script type="text/javascript">
    var chart = flamegraph()
      .width(960)
      .cellHeight(18)
      .transitionDuration(750)
      .minFrameSize(5)
      .transitionEase(d3.easeCubic)
      .sort(true)
      //Example to sort in reverse order
      //.sort(function(a,b){ return d3.descending(a.name, b.name);})
      .title("")
      .onClick(onClick)
      .selfValue(false)
      .setColorMapper((d, originalColor) =>
        d.highlight ? "#6aff8f" : originalColor);

    // Example on how to use custom a tooltip.
    var tip = flamegraph.tooltip.defaultFlamegraphTooltip()
      .text(d => "name: " + d.data.name + ", value: " + d.data.value);
    chart.tooltip(tip);

    var details = document.getElementById("details");
    chart.setDetailsElement(details);

    // Example on how to use searchById() function in flamegraph.
    // To invoke this function after loading the graph itself, this function should be registered in d3 datum(data).call()
    // (See d3.json invocation in this file)
    function invokeFind() {
      var searchId = parseInt(location.hash.substring(1), 10);
      if (searchId) {
        find(searchId);
      }
    }

    // Example on how to use custom labels
    // var label = function(d) {
    //  return "name: " + d.name + ", value: " + d.value;
    // }
    // chart.label(label);

    // Example of how to set fixed chart height
    // chart.height(540);

    d3.json("stacks.json")
      .then((data) => {
        d3.select("#chart")
          .datum(data)
          .call(chart)
          .call(invokeFind);
      })
      .catch(error => {
        return console.warn(error);
      });

    document.getElementById("form").addEventListener("submit", function(event){
      event.preventDefault();
      search();
    });

    function search() {
      var term = document.getElementById("term").value;
      chart.search(term);
    }

    function find(id) {
      var elem = chart.findById(id);
      if (elem){
        console.log(elem)
        chart.zoomTo(elem);
      }
    }

    function clear() {
      document.getElementById('term').value = '';
      chart.clear();
    }

    function resetZoom() {
      chart.resetZoom();
    }

    function onClick(d) {
      console.info(`Clicked on ${d.data.name}, id: "${d.id}"`);
      history.pushState({ id: d.id }, d.data.name, `#${d.id}`);
    }
    </script>
  </body>
</html>
